/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification of Java bytecode.
 *
 * Copyright (c) 2002-2018 GuardSquare NV
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program; if not, write to the Free
 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package proguard.classfile.attribute;

/**
 * Representation of an Line Number table entry.
 *
 * @author Eric Lafortune
 */
public class LineNumberInfo {
    public int u2startPC;
    public int u2lineNumber;

    /**
     * Creates an uninitialized LineNumberInfo.
     */
    public LineNumberInfo() {}

    /**
     * Creates an initialized LineNumberInfo.
     */
    public LineNumberInfo(int u2startPC, int u2lineNumber) {
        this.u2startPC = u2startPC;
        this.u2lineNumber = u2lineNumber;
    }

    /**
     * Returns a description of the source of the line, if known, or null otherwise. Standard line number entries don't
     * contain information about their source; it is assumed to be the same source file.
     */
    public String getSource() {
        return null;
    }
}
